MultihullClub Certificate2025
Slon001
ORC Multihull
Rating Office
www.orc.org/multihull
mh@orc.org
Rated boat velocities in knots
Wind Velocity 4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat Angles55.6°55.6°58.0°67.3°61.1°57.5°55.6°54.4°52.6°
Beat VMG0.450.650.891.462.312.883.263.684.22
52°0.731.051.442.363.764.685.305.976.86
60°0.871.271.762.914.635.666.246.927.80
75°0.882.003.575.366.397.127.728.7110.05
90°1.303.015.096.417.348.138.8610.2112.04
110°1.743.505.536.787.738.609.4511.1613.44
120°1.543.315.406.687.648.539.3911.1513.43
135°1.152.724.696.127.137.998.8310.5812.58
150°1.012.253.845.246.297.157.929.4211.02
Run VMG0.881.953.324.545.456.236.938.279.60
Gybe Angles139.9°139.9°136.6°145.1°150.5°155.0°159.2°164.6°159.2°
MHR:986.6CertNo:MC101
BOAT
ClassSuncrest 46DesignerMacalpine-Downie_RodBuilderMalcolm TaylorAge date01/1989Series date01/1989Offset fileSuncrest46.offData fileMC101-Suncrest46-Slon
HULL
Length Overall45.930 ftMaximum Beam25.000 ftDraft4.844 ftDisplacement33,500 lbsDLR6.2849Dynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationShaft non exposedTypeSolid 3 bladesDiameter1.500ft
CREW
Weight500 lbs(declared)Crew Arm Extension
SAIL AREAS (ft²)
MeasuredRatedMainsail525.19586.40Headsail Luffed372.24372.24Headsail FlyingSymmetric1315.35Asymmetric1393.94
The owner and any other person in charge is responsible that boat is complying with her certificate in accordance with RRS 78.1 and ORC Rule 304.
MultihullClub Certificate2025
Slon001
ORC Multihull
Rating Office
www.orc.org/multihull
mh@orc.org
Time Allowances in secs/NM
Wind Velocity 4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat VMG7999.25570.54051.42473.91556.11248.31104.0979.6852.2
52°4925.03429.52494.31523.1958.1768.5679.7603.1524.6
60°4124.92845.62046.91237.0778.1636.4576.9520.0461.5
75°4076.81802.81008.3672.0563.7505.8466.4413.1358.3
90°2779.81197.7706.7561.4490.4442.7406.2352.6299.0
110°2073.61029.9650.7530.8465.4418.4380.9322.5267.8
120°2335.71089.1667.2539.3471.0422.1383.4322.9268.0
135°3131.81325.3767.7587.8505.2450.5407.7340.4286.1
150°3563.51602.1938.0687.4571.9503.3454.4382.0326.6
Run VMG4113.51850.01083.1793.8660.3578.1519.4435.5374.8
Selected Courses
Windward / Leeward5729.13710.22567.21633.91108.2913.2811.7707.5613.5
All purpose3964.82541.41745.81127.4797.2670.4600.7522.6450.6
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward1400.70.4284
All purpose986.60.6082
 
MultihullClub Certificate2025
Slon001
ORC Multihull
Rating Office
www.orc.org/multihull
mh@orc.org
Data in feet/pounds (Imperial)
HULL AND APPENDAGES (Lightship Trim)
ClassSuncrest 46MeasurementHINSTYTCA461E989
LOA45.930Max. Beam25.000Draft4.844Displacement33,500Dspl lightship33,000Wetted area652.75
Superstructure frontal area153.47Superstructure lateral area213.34Default crew weight1,037Declared crew weight500
PROPELLER
Propeller TypeSolid 3 blades
InstallationShaft non exposedTwin screwYesHydro generatorNo
PRD1.500PBW0.400PIPA0.2706
PSD0.083PHD0.229PHL0.166
PSA10.0°ESL0.313
RIG
Single headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoAdjustable mast footNoRunning backstays2Checkstays0Spreaders3Rotating mastNoMast rakeMast cant angle
P48.500IG38.600ISP51.900MDT10.500MDL10.800MDT20.500MDL20.800TLMW0.800GO0.800
E16.000J16.800JZ6.500BAS3.400FSDSFJ4.000SPL21.000WPLTPS21.000BD
ForetrianglesIdITPTPZComment038.60016.8006.500main forestay051.90021.0006.500ISP/TPS
FLOTATION
Flotation Date09/04/2025
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
MultihullClub Certificate2025
Slon001
ORC Multihull
Rating Office
www.orc.org/multihull
mh@orc.org
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentMainsail0.605.137.8411.8014.92525.19
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentGenoa0.002.094.007.8412.2719.6943.00NoNo0372.24
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentSpin44.7544.7544.750.0025.161315.35
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioFTAreaMeas.DateCommentAspin49.5044.5047.000.0026.750%01393.94